Method 1: Let AB = a AC = a BC = 20-2a Angle A = 120 Cos 30 = (20-2a)/a √3/2 = 20-2a/a a√3 = 40-4a a( √3 +4) = 40 a = 40/(√3+4) Method 2: A = b/√3 B(2+√3)...
Amoeba is a holozoic and protozoan. The digestion is intracellular as it is a unicellular organism. The food taken remains in a food vacuole or gastric vacuole formed by the cell membrane and a bit of...